OK56 Coop Summary

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Cooperative Observer Station Summary

MCCURTAIN 1 SE (345693)

*

HASKELL County

Climate Division: 6

*

Latitude: 3509N;     Longitude: 09458W

Elevation: 658 ft

*

Precipitation Period of Record:

1947/07-2009/01 ( 97%)

*

Temperature Period of Record:

1960/10-2009/01 ( 99%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

50.8
29.4
39.9
2.65
3.6

February

57.0
34.0
45.3
2.80
2.5

March

65.9
42.4
53.9
4.26
.8

April

74.5
50.5
62.3
4.61
.0

May

80.8
59.0
69.6
5.81
.0

June

88.1
67.0
77.3
5.14
.0

July

94.2
71.4
82.6
3.21
.0

August

94.0
69.8
81.6
2.78
.0

September

86.0
62.4
73.9
4.98
.0

October

76.3
51.4
63.6
3.88
.0

November

63.3
41.1
51.9
5.27
.2

December

53.5
32.5
42.9
3.32
.7

Annual

73.8
51.0
62.2
48.74
7.7

Average Number of Days Per Month (1971-2000)

 

Temperature

Precipitation

Snowfall and Sleet

 

Max>100

Max>90

Max<32

Min<32

Min<0

any

meas

0.10"+

0.25"+

0.50"+

1.00"+

any

meas

0.50"+

1.00"+

Glazing

Jan

0
0
3
19
*
8
6
5
3
2
1
2
1
1
1
2

Feb

0
*
1
13
*
8
6
5
3
2
1
2
1
1
1
2

Mar

0
*
*
6
0
9
7
7
5
3
1
1
*
*
*
*

Apr

0
*
0
1
0
9
8
7
5
3
1
0
0
0
0
0

May

0
2
0
0
0
11
8
8
6
4
2
0
0
0
0
0

Jun

*
13
0
0
0
9
8
7
5
3
2
0
0
0
0
0

Jul

6
25
0
0
0
7
5
4
3
2
1
0
0
0
0
0

Aug

7
24
0
0
0
7
5
5
3
2
1
0
0
0
0
0

Sep

1
11
0
0
0
8
7
6
5
3
2
0
0
0
0
0

Oct

0
1
0
1
0
7
6
5
4
2
1
*
0
0
0
*

Nov

0
0
*
7
0
8
6
6
5
4
2
*
*
*
*
*

Dec

0
0
2
16
*
8
6
5
4
2
1
1
1
*
*
1

Ann

14
77
6
63
*
99
79
69
50
34
16
6
3
3
3
6

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

76
1
1.03
3.32

February

80
9
1.06
4.14

March

86
18
1.98
6.01

April

89
29
2.62
7.14

May

92
40
2.92
8.56

June

98
50
2.01
6.39

July

106
57
1.00
6.36

August

106
54
1.43
4.43

September

101
40
2.31
8.04

October

93
30
.80
5.89

November

83
19
1.34
6.28

December

77
7
1.16
4.95

Annual

107
-2
36.42
54.37

Monthly Extremes

 

Temperature (F) (1960-2009)

Precipitation (inches) (1947-2009)

Snowfall (1947-2009)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan

79
(20th, 1986)
-9
(11th, 1962)
9.52" (1998)
3.75" ( 5th, 1998)
14.9" (1978)
10.2" (28th, 2000)
10.0" ( 7th, 1988)

Feb

93
(22nd, 1996)
-4
( 4th, 1996)
9.11" (1990)
3.73" ( 9th, 1966)
17.0" (1975)
10.0" (24th, 1975)
10.0" (24th, 1975)

Mar

93
(31st, 1974)
5
( 4th, 2002)
12.81" (2008)
4.04" (19th, 2008)
10.0" (1989)
6.0" ( 6th, 1982)
9.0" ( 6th, 1989)

Apr

96
(18th, 2006)
22
( 3rd, 1975)
12.94" (1957)
5.22" (10th, 2008)
.1" (1955)
.1" (21st, 1955)
.0" -

May

97
(30th, 2003)
36
( 1st, 1963)
14.35" (1960)
5.50" (27th, 1965)
.0" (1949)
.0" ( 1st, 1949)
.0" -

Jun

103
(30th, 1988)
46
( 1st, 1972)
11.85" (1975)
8.35" (19th, 1980)
.0" -
.0" -
.0" -

Jul

110
(30th, 1986)
50
(14th, 1967)
13.74" (1960)
6.11" (24th, 1960)
.0" -
.0" -
.0" -

Aug

109
( 4th, 1964)
47
(13th, 1967)
9.10" (1955)
4.50" ( 4th, 1955)
.0" -
.0" -
.0" -

Sep

111
( 4th, 1998)
33
(24th, 1989)
10.47" (1974)
4.00" (23rd, 1970)
.0" (1950)
.0" (13th, 1950)
.0" -

Oct

98
( 8th, 1963)
20
(31st, 1993)
12.98" (1970)
4.00" (30th, 1967)
.0" (1951)
.0" (31st, 1951)
.1" (30th, 1993)

Nov

88
( 4th, 1978)
9
(29th, 1976)
14.93" (1994)
5.20" (25th, 1973)
3.0" (1976)
3.0" (14th, 1976)
3.0" (14th, 1976)

Dec

80
( 7th, 1966)
-9
(23rd, 1989)
8.26" (1971)
3.77" (10th, 1971)
9.0" (1958)
7.0" (13th, 1958)
7.0" (13th, 1958)

Annual

111
(Sep 4, 1998)
-9
(Jan 11, 1962)
14.93" (Nov 1994)
8.35" (Jun 19, 1980)
17.0" (Feb 1975)
10.2" (Jan 28, 2000)
10.0" (Jan 7, 1988)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   4
October  28
October  14

2 Years in 10

November  10
November   3
October  20

5 Years in 10

November  24
November  11
November   1

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  30
April   8
April  14

2 Years in 10

March  24
March  30
April  10

5 Years in 10

March   6
March  17
March  31

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10

232
212
195

8 Years in 10

246
223
201

5 Years in 10

262
238
214

2 Years in 10

292
263
230

1 Year in 10

306
271
237

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN

2.65
2.80
4.26
4.61
5.81
5.14
3.21
2.78
4.98
3.88
5.27
3.32
48.74

10%

.64
.72
1.35
1.95
2.51
1.27
.49
1.19
1.18
.45
.94
.98
33.81

20%

1.03
1.06
1.98
2.62
2.92
2.01
1.00
1.43
2.31
.80
1.34
1.16
36.42

30%

1.50
1.85
2.56
3.37
4.27
2.55
1.56
1.83
2.80
1.53
2.12
1.56
40.18

40%

1.76
2.04
3.16
3.79
4.77
3.12
2.26
2.14
3.58
2.40
2.49
1.90
43.48

50%

2.28
2.51
3.94
4.22
5.28
4.07
2.87
2.65
4.03
3.32
3.41
2.57
46.44

60%

2.62
2.94
4.47
4.54
6.43
4.68
3.48
2.96
4.86
4.05
4.28
3.36
49.87

70%

2.95
3.58
5.08
5.90
6.84
5.89
4.06
3.61
5.12
4.74
5.26
4.06
51.88

80%

3.32
4.14
6.01
7.14
8.56
6.39
6.36
4.43
8.04
5.89
6.28
4.95
54.37

90%

4.59
5.39
7.38
8.43
9.82
9.67
7.89
5.86
9.25
7.25
7.88
5.92
58.07